EP1892947A3 - Imprimante multifonction et procédé de traitement d'image - Google Patents

Imprimante multifonction et procédé de traitement d'image Download PDF

Info

Publication number
EP1892947A3
EP1892947A3 EP20070111999 EP07111999A EP1892947A3 EP 1892947 A3 EP1892947 A3 EP 1892947A3 EP 20070111999 EP20070111999 EP 20070111999 EP 07111999 A EP07111999 A EP 07111999A EP 1892947 A3 EP1892947 A3 EP 1892947A3
Authority
EP
European Patent Office
Prior art keywords
dram
rcu
image processing
image
ipu
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP20070111999
Other languages
German (de)
English (en)
Other versions
EP1892947B1 (fr
EP1892947A2 (fr
Inventor
Akihiro Yoshitani
Hisashi Ishikawa
Norikazu Honda
Hirowo Inoue
Michiaki Takasaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Publication of EP1892947A2 publication Critical patent/EP1892947A2/fr
Publication of EP1892947A3 publication Critical patent/EP1892947A3/fr
Application granted granted Critical
Publication of EP1892947B1 publication Critical patent/EP1892947B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/12—Digital output to print unit, e.g. line printer, chain printer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/401—Compensating positionally unequal response of the pick-up or reproducing head
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/182—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a pixel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
  • Image Input (AREA)
  • Storing Facsimile Image Data (AREA)
  • Facsimiles In General (AREA)
  • Facsimile Scanning Arrangements (AREA)
EP07111999.4A 2006-07-07 2007-07-06 Imprimante multifonction et procédé de traitement d'image Not-in-force EP1892947B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006188697 2006-07-07
JP2007168087A JP4929073B2 (ja) 2006-07-07 2007-06-26 多機能プリンタ装置

Publications (3)

Publication Number Publication Date
EP1892947A2 EP1892947A2 (fr) 2008-02-27
EP1892947A3 true EP1892947A3 (fr) 2008-12-10
EP1892947B1 EP1892947B1 (fr) 2016-04-27

Family

ID=38894037

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07111999.4A Not-in-force EP1892947B1 (fr) 2006-07-07 2007-07-06 Imprimante multifonction et procédé de traitement d'image

Country Status (5)

Country Link
US (1) US7933049B2 (fr)
EP (1) EP1892947B1 (fr)
JP (1) JP4929073B2 (fr)
KR (1) KR100916861B1 (fr)
CN (2) CN102223463B (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5222409B2 (ja) * 2006-07-07 2013-06-26 キヤノン株式会社 プリンタ装置
US8462377B2 (en) * 2007-07-25 2013-06-11 Aptina Imaging Corporation Method, apparatus, and system for reduction of line processing memory size used in image processing
JP4669901B2 (ja) 2008-10-21 2011-04-13 キヤノン株式会社 情報処理装置、情報処理方法及びプログラム
JP5419493B2 (ja) 2009-03-03 2014-02-19 キヤノン株式会社 データ処理装置、データ処理装置の制御方法、およびプログラム
JP5538792B2 (ja) * 2009-09-24 2014-07-02 キヤノン株式会社 画像処理装置、その制御方法、及びプログラム
JP5663293B2 (ja) * 2010-12-20 2015-02-04 三星テクウィン株式会社Ｓａｍｓｕｎｇ Ｔｅｃｈｗｉｎ Ｃｏ．， Ｌｔｄ ノイズ低減装置、ノイズ低減方法およびノイズ低減プログラム
KR101969965B1 (ko) * 2012-12-24 2019-08-13 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. 화상독취장치, 이미지 보정 방법 및 컴퓨터 판독가능 기록매체
US10298987B2 (en) * 2014-05-09 2019-05-21 At&T Intellectual Property I, L.P. Delivery of media content to a user device at a particular quality based on a personal quality profile
US11539850B2 (en) 2016-01-06 2022-12-27 Hewlett-Packard Development Company, L.P. Printer including copy and scan functions
US20210157534A1 (en) * 2018-05-18 2021-05-27 Hewlett-Packard Development Company, L.P. Printing content based on printing medium geometry
CN111145465B (zh) * 2018-11-05 2022-02-08 厦门拾数科技有限公司 电子打印机系统
CN109995959B (zh) * 2019-04-06 2021-08-10 东莞中科蓝海智能视觉科技有限公司 平板扫描仪系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1119179A2 (fr) * 1999-12-27 2001-07-25 Canon Kabushiki Kaisha Appareil et procédé de communication d'images
US20030137695A1 (en) * 2002-01-21 2003-07-24 Yasuyuki Nomizu Data conversion apparatus for and method of data conversion for image processing
US20050259876A1 (en) * 2004-05-19 2005-11-24 Sharp Kabushiki Kaisha Image compression device, image output device, image decompression device, printer, image processing device, copier, image compression method, image decompression method, image processing program, and storage medium storing the image processing program

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5249047A (en) * 1987-10-27 1993-09-28 Canon Kabushiki Kaisha Predictive coding system
US4982283A (en) * 1988-05-06 1991-01-01 General Electric Company Line-sequential pyramid processing of a plurality of raster-scanned image variables
JP2658897B2 (ja) 1994-09-19 1997-09-30 株式会社日立製作所 画像読み取り装置及びそれを用いたファクシミリ装置
JP3537589B2 (ja) * 1996-04-08 2004-06-14 株式会社リコー 画像処理装置
US5768445A (en) * 1996-09-13 1998-06-16 Silicon Graphics, Inc. Compression and decompression scheme performed on shared workstation memory by media coprocessor
US7495669B2 (en) 2002-12-26 2009-02-24 Canon Kabushiki Kaisha Image processing apparatus and image processing method
JP2003196044A (ja) 2001-12-25 2003-07-11 Canon Inc 画像処理方法及びその装置
US20030128408A1 (en) * 2002-01-07 2003-07-10 Toshiba Tec Kabushiki Kaisha Image forming apparatus
JP2004220584A (ja) 2002-12-26 2004-08-05 Canon Inc 画像処理装置及び画像処理方法
US20050073703A1 (en) * 2003-10-07 2005-04-07 Kabushiki Kaisha Toshiba Image processing device and method for performing gamma correction
JP2005164765A (ja) * 2003-11-28 2005-06-23 Toshiba Corp 画像形成装置と画像形成方法
JP2005262676A (ja) 2004-03-18 2005-09-29 Ricoh Co Ltd 画像処理装置および画像処理方法、並びに画像処理方法をコンピュータに実行させるプログラムを記録したコンピュータ読み取り可能な記録媒体
EP1578108A3 (fr) * 2004-03-19 2007-05-30 Ricoh Company, Ltd. Méthode et appareil de génération de données balayées avec format standard
JP4618020B2 (ja) * 2005-07-01 2011-01-26 コニカミノルタビジネステクノロジーズ株式会社 画像形成装置及び画像処理装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1119179A2 (fr) * 1999-12-27 2001-07-25 Canon Kabushiki Kaisha Appareil et procédé de communication d'images
US20030137695A1 (en) * 2002-01-21 2003-07-24 Yasuyuki Nomizu Data conversion apparatus for and method of data conversion for image processing
US20050259876A1 (en) * 2004-05-19 2005-11-24 Sharp Kabushiki Kaisha Image compression device, image output device, image decompression device, printer, image processing device, copier, image compression method, image decompression method, image processing program, and storage medium storing the image processing program

Also Published As

Publication number Publication date
EP1892947B1 (fr) 2016-04-27
JP4929073B2 (ja) 2012-05-09
EP1892947A2 (fr) 2008-02-27
JP2008035502A (ja) 2008-02-14
KR100916861B1 (ko) 2009-09-09
US20080007795A1 (en) 2008-01-10
KR20080005134A (ko) 2008-01-10
CN101102384B (zh) 2011-08-24
CN102223463A (zh) 2011-10-19
CN102223463B (zh) 2016-06-01
US7933049B2 (en) 2011-04-26
CN101102384A (zh) 2008-01-09

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